G9311 – No surgical site infection
HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)
HCPCS codeG9311
- Long description
- No surgical site infection
- Short description
- No surg site infection
- Pricing indicator
00Not separately priced by Part B (bundled, not covered or Part A only)- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
M5BSpecialist - psychiatry- Added
- January 1, 2014
- Last change
- January 1, 2014 – No change
Frequently asked questions
What is HCPCS code G9311?
G9311 is a HCPCS Level II code for no surgical site infection.
Does Medicare cover G9311?
The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby G codes
- G9303 – Operative report does not identify the prosthetic implant specifications including the prosthetic implant manufacturer, the brand name of the prosthetic implant and the size of each prosthetic implant, reason not given
- G9304 – Operative report identifies the prosthetic implant specifications including the prosthetic implant manufacturer, the brand name of the prosthetic implant and the size of each prosthetic implant
- G9305 – Intervention for presence of leak of endoluminal contents through an anastomosis not required
- G9306 – Intervention for presence of leak of endoluminal contents through an anastomosis required
- G9307 – No return to the operating room for a surgical procedure, for complications of the principal operative procedure, within 30 days of the principal operative procedure
- G9308 – Unplanned return to the operating room for a surgical procedure, for complications of the principal operative procedure, within 30 days of the principal operative procedure
- G9309 – No unplanned hospital readmission within 30 days of principal procedure
- G9310 – Unplanned hospital readmission within 30 days of principal procedure
- G9312 – Surgical site infection
- G9313 – Amoxicillin, with or without clavulanate, not prescribed as first line antibiotic at the time of diagnosis for documented reason
- G9314 – Amoxicillin, with or without clavulanate, not prescribed as first line antibiotic at the time of diagnosis, reason not given
- G9315 – Amoxicillin, with or without clavulanate, prescribed as a first line antibiotic at the time of diagnosis
- G9316 – Documentation of patient-specific risk assessment with a risk calculator based on multi-institutional clinical data, the specific risk calculator used, and communication of risk assessment from risk calculator with the patient or family
- G9317 – Documentation of patient-specific risk assessment with a risk calculator based on multi-institutional clinical data, the specific risk calculator used, and communication of risk assessment from risk calculator with the patient or family not completed
- G9318 – Imaging study named according to standardized nomenclature
- G9319 – Imaging study not named according to standardized nomenclature, reason not given
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.